scholarly journals Holocene environmental change on the Atlantic coast of NW Iberia as inferred from the Ponzos wetland sequence

Boreas ◽  
2021 ◽  
Author(s):  
Luis Gómez‐Orellana ◽  
Pablo Ramil‐Rego ◽  
Javier Ferreiro da Costa ◽  
Castor Muñoz Sobrino
2012 ◽  
Vol 48 (1) ◽  
pp. 241-258 ◽  
Author(s):  
Charly Massa ◽  
Bianca B. Perren ◽  
Émilie Gauthier ◽  
Vincent Bichet ◽  
Christophe Petit ◽  
...  

2015 ◽  
Vol 134 ◽  
pp. 166-174 ◽  
Author(s):  
S.J. Brooks ◽  
B. Diekmann ◽  
V.J. Jones ◽  
D. Hammarlund

2011 ◽  
Vol 108 (3-4) ◽  
pp. 137-157 ◽  
Author(s):  
Bert Dusar ◽  
Gert Verstraeten ◽  
Bastiaan Notebaert ◽  
Johan Bakker

2021 ◽  
Author(s):  
Carey James Garland ◽  
Victor D Thompson ◽  
Matthew C Sanger ◽  
Karen Y Smith ◽  
Fred T Andrus ◽  
...  

Circular shell rings along the Atlantic Coast of southeastern North America are the remnants of some of the earliest villages that emerged during the Late Archaic Period (5000 – 3000 BP). Many of these villages, however, were abandoned during the Terminal Late Archaic Period (ca 3800 – 3000 BP). Here, we combine Bayesian chronological modeling with multiple environmental proxies to understand the nature and timing of environmental change associated with the emergence and abandonment of shell ring villages on Sapleo Island, Georgia. Our Bayesian models indicate that Native Americans occupied the three Sapelo shell rings at varying times with some generational overlap. By the end of the complex’s occupation, only Ring III was occupied before abandonment ca. 3845 BP. Ring III also consists of statistically smaller oysters ( Crassostrea virginica ) that people harvested from less saline estuaries compared to earlier occupations. These data, when integrated with recent tree ring analyses, show a clear pattern of environmental instability throughout the period in which the rings were occupied. We argue that as the climate became unstable around 4300 BP, aggregation at shell ring villages provided a way to effectively manage fisheries that are highly sensitive to environmental change. However, with the eventual collapse of oyster fisheries and subsequent rebound in environmental conditions ca. 3800 BP, people dispersed from shell rings, and shifted to non-marine subsistence economies and other types of settlements. This study provides the most comprehensive evidence correlations between large-scale environmental change and societal transformations on the Georgia coast during the Late Archaic period.


2018 ◽  
Vol 33 (5) ◽  
pp. 575-585 ◽  
Author(s):  
Demet Bİltekİn ◽  
Kürşad Kadİr Erİş ◽  
Memet Namık Çağatay ◽  
Sena Akçer Ön ◽  
Dİcle Bal Akkoca

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